Title:
高Cr鋼継目無管の製造方法
Document Type and Number:
Japanese Patent JP4200829
Kind Code:
B2
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Inventors:
All Tanaka
Application Number:
JP2003181058A
Publication Date:
December 24, 2008
Filing Date:
June 25, 2003
Export Citation:
Assignee:
jfe Steel Corporation
International Classes:
B21B19/04; C21D9/00; C22C38/00; C22C38/18
Domestic Patent References:
JP1228603A | ||||
JP10180312A | ||||
JP2000233209A |
Attorney, Agent or Firm:
Eiichi Kobayashi